Home / 6,421,736.32-8,862,098.88-3,521,392

Finding the Fourth Proportional to 6,421,736.32, 8,862,098.88 and 3,521,392

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Solution

The fourth proportional to 6,421,736.32, 8,862,098.88 and 3,521,392 is: 4,859,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,736.32 : 8,862,098.88 = 3,521,392 : x
  2. Step 2: Convert to fraction form
    6,421,736.32/8,862,098.88 = 3,521,392/x
  3. Step 3: Cross multiply
    6,421,736.32x = 8,862,098.88 × 3,521,392
  4. Step 4: Simplify right side
    6,421,736.32x = 31,206,924,099,240.96
  5. Step 5: Solve for x
    x = 31,206,924,099,240.96/6,421,736.32
  6. Step 6: Final answer
    x = 4,859,577.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.